CVE-2021-31506: OpenText Brava! Desktop PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of OpenText Brava! Desktop Build 16.6.4.55. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated data structure. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-13674.
Other sources
This vulnerability allows remote attackers to disclose sensitive information on affected installations of OpenText Brava! Desktop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated data structure. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-31506?
CVE-2021-31506 has been classified as a medium severity vulnerability.
How do I fix CVE-2021-31506?
To fix CVE-2021-31506, update OpenText Brava! Desktop to a version higher than 16.6.4.55.
What are the consequences of CVE-2021-31506?
Exploiting CVE-2021-31506 can lead to the disclosure of sensitive information from affected installations.
Who is affected by CVE-2021-31506?
CVE-2021-31506 affects users of OpenText Brava! Desktop versions 16.6.4.55 and prior up to 16.6.4.92.
Is user interaction required to exploit CVE-2021-31506?
Yes, user interaction is required for exploiting CVE-2021-31506, as it involves visiting a malicious page or opening a malicious file.